The Green Lion Adventure FM Transmitter PD 30W is a versatile device that enhances your car audio experience. With its built-in FM transmitter, you can wirelessly stream music from your phone to your car's stereo system. The 30W power delivery (PD) feature allows fast charging for compatible devices, ensuring you stay powered up on the go. The compact and portable design makes it easy to carry and use in any vehicle. With its user-friendly interface and advanced features, the Green Lion Adventure FM Transmitter PD 30W is a must-have accessory for your car.